package cn.loan.dao;

import org.apache.ibatis.annotations.Mapper;

/**
 * @Author: 毛苏宇
 * @Description: You can do it!
 * @Date: Create in 20:40 2019/3/21
 */
@Mapper
public interface InterestRateMapper {

    /**
     * 查询利率
     * @return
     */
    double findInterestRate();

}
